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Cushion|Lab Grown|IGI

1.03ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG665403352

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG665403352

Diamond specifications and retailer prices

From £192 GBP
$257 USD
As of November 1, 2026
Save £1,001 GBP (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £1,192 GBP at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.03ct lab-grown cushion diamond

This 1.03ct lab-grown cushion sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG665403352 or 665403352. Listed at 10 retailers as of November 1, 2026, with prices from £192 to £1,192, a £1,001 spread on the same certified stone. Do Amore Diamonds lists it at £1,192. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33.6°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665403352
Dimensions6.03 × 5.73 × 3.80 mm
L/W Ratio1.05
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.03 mm5.73 mm1.03 ctG / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG665403352
Side View
Table 61.0%Crown 33.6°Girdle: MED-THKPavilion 36°Culet: NoneDepth 66.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: £1,192 GBP|Low: £192 GBP|High: £1,192 GBP|Avg: £490 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 3, 2026
Retailer 8£192 GBP
Retailer 6£276 GBP
Retailer 4£293 GBP
Retailer 2£306 GBP
Retailer 7£334 GBP
Retailer 5£361 GBP
Retailer 9£674 GBP
Retailer 3£793 GBP
Do Amore Diamonds£1,192 GBP

43 data points across 9 retailers

10 retailers£192 GBP to £1,192 GBP

A
Cheapest Retailer
-
£192 GBP
$257 USD
A
Retailer 2
-
£276 GBP
$371 USD
View
A
Retailer 3
-
£293 GBP
ZAR 6,347 ZAR
View
A
Retailer 4
-
£306 GBP
View
B+
Retailer 5
-
£334 GBP
$448 USD
View
B+
Retailer 6
-
£361 GBP
$485 USD
View
Retailer 7
-
£365 GBP
$490 USD
View
Price last confirmed 29 days ago
B
Retailer 8
-
£674 GBP
$905 USD
View
B
Retailer 9
-
£793 GBP
View
Most Expensive
B
Do Amore Diamonds
27-D16D284EB · Nov 2
£1,192 GBP
$1,600 USD
View
9 more retailers have this diamond
Prices start from £192 GBPSave up to £1,001 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.03ct Cushion
£192 GBP